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Finding the Third Proportional to 787,573.50 and 1,717,689

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Solution

The third proportional to 787,573.50 and 1,717,689 is: 3,746,260.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,573.50 : 1,717,689 = 1,717,689 : x
  2. Step 2: Convert to fraction form
    787,573.50/1,717,689 = 1,717,689/x
  3. Step 3: Cross multiply
    787,573.50x = 1,717,689 × 1,717,689
  4. Step 4: Simplify right side
    787,573.50x = 2,950,455,500,721
  5. Step 5: Solve for x
    x = 2,950,455,500,721/787,573.50
  6. Step 6: Final answer
    x = 3,746,260.51

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.